Il. MULTIPLE CHOICE: (6 points each) There is only ONE correct answer to each qu
ID: 1793983 • Letter: I
Question
Il. MULTIPLE CHOICE: (6 points each) There is only ONE correct answer to each question. A moving charge creates all of the following EXCEPT a. electric field b. current c. magnetic field d. resistance 1. 2. A fuse is designed to prevent currents that are too large from traveling through circuits. To be effective, they must be connected a. by a certified electrician b. in series c. in parallel d. at the end of the circuit 3. Which of the following is NOT a common use of microwaves a. cooking b. radar c. communication d. medical imaging 4 Which of the following is NOT one of the observations of electromagnetism? a. A coil of wire moving through a magnetic field has a current induced in it. b. A magnetic field exerts a force on a moving electric charge. c. A charged object will induce a small charge separation in the atoms of a nearby neutral object. d. A moving electric charge produces a magnetic field in the space around it 5. Which of the following is true about an electromagnet? a. it can be turned off b. it conducts electricity with no loss of energy c. it is a permanent magnet and cannot be turned off d. it is a ferromagnetExplanation / Answer
1. (D) Resistance
reistance is property of material, moving charge creates all three(current, electric feild and magnetic field) but not resistance.